Chemically and relief encoded security papers

Details Chemically and relief encoded security papers Chemically and relief encoded security papers

B - Operations, Transporting

42

D

B42D 15/00 (2006.01)

Patent

CA 2319500

A counterfeit-resistant document (10) comprises a validation mark (14) with a unique chemical signature that identifies the source of the document. The source of the document can be identified by detecting the unique chemical signature on the validation mark (14) of the document (10), thus verifying the authenticity of the document.

L'invention concerne un document infalsifiable (10) doté d'une marque de validation (14) à empreinte chimique unique qui identifie l'origine du document, cette origine étant identifiable par détection de ladite empreinte sur la marque de validation considérée. On vérifie ainsi l'authenticité du document.

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